Fix CI docker builds (#26704)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/26704
nccl 2.1.15 isn't available for CUDA 10.1 and 2.4.8 isn't available for cuda 9.1 :(
ghstack-source-id: 90714191
Test Plan: build docker images on Jenkins
Differential Revision: D17543120
fbshipit-source-id: 882c5a005a9a3ef78f9209dea9dcec1782060b25
